Metropolitan Transportation Authority
AS12187 is Metropolitan Transportation Authority (mta.info). It announces 20,992 IPv4 addresses in 14 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 1999-04-13· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States20,992 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- MTAHQ1
- name
- Metropolitan Transportation Authority
- org
- MTA-41
- org name
- Metropolitan Transportation Authority
- org address
- 345 Madison Ave 15th flr, New York, NY, 10017
- org city
- New York
- org country
- US
- country
- US
- source
- arin
- created
- 1999-04-13
- updated
- 2012-03-02
- abuse name
- Pierre Bernard
- abuse email
- pbernard@mtahq.org
- abuse phone
- +1-212-878-1007
- abuse kind
- person
- abuse city
- New York
- abuse country
- US
- admin name
- Pierre Bernard
- admin email
- pbernard@mtahq.org
- admin phone
- +1-212-878-1007
- admin kind
- person
- admin city
- New York
- admin country
- US
- tech
- PB130-ARIN
- tech name
- Pierre Bernard
- tech email
- pbernard@mtahq.org
- tech phone
- +1-212-878-1007
- tech kind
- person
- tech city
- New York
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- 0.02%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 170.28.16.0/23 | United States | not found | 17 | 2026-10-02 |
| 170.28.16.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.17.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.32.0/19 | United States | not found | 17 | 2026-10-02 |
| 170.28.64.0/19 | United States | not found | 17 | 2026-10-02 |
| 170.28.64.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.128.0/21 | United States | not found | 17 | 2026-10-02 |
| 170.28.128.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.136.0/21 | United States | not found | 17 | 2026-10-02 |
| 170.28.136.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.137.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.139.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.140.0/24 | United States | not found | 17 | 2026-10-02 |
| 170.28.142.0/24 | United States | not found | 17 | 2026-10-02 |
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